Key Features:Alex CX28 tubeless ready rims, 28mm deep section, 17mm internal width & 21.8mm external width. This added width accepts 25c tyres to perfection, which together will offer reduced rolling resistance, increased comfort & better handling.,Chosen 28h hub – Non disc version. Q/R axle type. 2 sealed cartridge bearings.,ACI Alpina double butted black racing spokes. Strong yet light, stainless steel spokes with brass nipples.,3 cross lacing pattern for increased durability.,Individual wheel weight 715g..